ice

Hidden underwater melt-off in the Antarctic is doubling every 20 years and could soon overtake Greenland to become the biggest source of sea-level rise, according to the first complete underwater map of the world’s largest body of ice.
Warming waters have caused the base of ice near the ocean floor around

By Jason E. Box - Professor in Glaciology, Geological Survey of Denmark and Greenland
COPENHAGEN — For me it was only after eight years of studying Greenland — installing and maintaining a network of on-ice climate stations and examining how much snow evaporates from the island — that I suddenly realized glaciology

Disappearing sea ice in the Arctic could lead to the collapse of a vital polar food chain, scientists have warned.
New research has shown algae that grow on the underside of the ice are the ultimate food source and can be traced through animals all the way up to the polar